Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks

ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 230812
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0312 AM CDT SUN SEP 23 2007
VALID 231200Z - 241200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
A LARGE MID/UPPER-LEVEL TROUGH ACROSS THE WRN CONUS WILL GRADUALLY
MOVE EWD...REACHING THE ROCKIES BY EARLY MON. DOWNSTREAM OF THE
TROUGH AXIS...A SWATH OF INTENSE S/SWLY FLOW WILL BECOME CENTERED
FROM THE FOUR CORNERS TO THE NRN HIGH PLAINS THIS AFTERNOON. A LEAD
IMPULSE WILL EJECT NEWD FROM THE SRN GREAT BASIN TOWARDS THE NRN
HIGH PLAINS. THIS FEATURE WILL INDUCE MODEST DEEPENING OF A SURFACE
CYCLONE OVER ERN MT THROUGH THIS EVENING.
...CNTRL WY...
INITIALLY MOIST CONDITIONS AND SCATTERED LIGHT RAINFALL...ALONG WITH
EXPECTED LIMITED INSOLATION INTO EARLY AFTERNOON SHOULD SUBDUE THE
FIRE WEATHER THREAT TODAY...DESPITE SUSTAINED SURFACE WINDS AROUND
25 TO 30 MPH. THE STRENGTH OF LOW/MID-LEVEL SWLY FLOW IN COMBINATION
WITH THE APPROACH OF A MID/UPPER-LEVEL DRY SLOT WILL ENHANCE
DOWNSLOPE DRYING OFF THE WIND RIVER RANGE TOWARDS THE BIG HORN BASIN
IN MID/LATE-AFTERNOON. THIS MAY RESULT IN POCKETS OF RH APPROACHING
20 PERCENT FOR A BRIEF DURATION.
..GRAMS.. 09/23/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...

ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 230816
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0316 AM CDT SUN SEP 23 2007
VALID 241200Z - 251200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
FIRE WEATHER CONCERNS APPEAR TO BE MINIMAL ACROSS THE CONUS ON MON.
A LARGE UPPER-LEVEL TROUGH OVER THE ROCKIES WILL DEAMPLIFY AS IT
PROGRESSES ONTO THE NRN/CNTRL PLAINS. IN ITS WAKE...SURFACE HIGH
PRESSURE WILL BUILD FROM THE PACIFIC NW ACROSS THE NRN GREAT BASIN
AND CNTRL INTERMOUNTAIN WEST. THIS WILL LEAD TO MODEST OFFSHORE FLOW
WITH SUBSTANTIAL DRYING IN THE SWRN STATES AFTER RAINFALL/MOIST
CONDITIONS OVER THE PAST FEW DAYS.
..GRAMS.. 09/23/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...